diff -r b6ff6be7aa91 -r b79fb94f9e0a libidav/davqlexec.h
--- a/libidav/davqlexec.h	Sat Dec 16 10:37:50 2017 +0100
+++ b/libidav/davqlexec.h	Sun Dec 17 10:53:08 2017 +0100
@@ -106,11 +106,12 @@
 };
 
 struct DavQLStackObj {
-    int32_t  type; // 0: int, 1: string
+    int32_t  type; // 0: int, 1: string, 2: xml
     uint32_t length;
     union DavQLStackData {
-        int64_t integer;
-        char    *string;
+        int64_t    integer;
+        char       *string;
+        DavXmlNode *node;
     } data;
 };